What image formats can I convert to?

You can convert to JPEG, PNG, WebP, GIF, BMP, TIFF, PNM, and AVIF.

Can I convert multiple images at once?

Yes. You can select multiple files and they will be converted and downloaded in batch.

What input formats are supported?

JPEG, PNG, WebP, GIF, BMP, TIFF, TGA, ICO, PNM, HDR, EXR, AVIF, HEIC, HEIF, SVG, PSD, CR2, NEF, and DNG.

M4V to SWF — Free Online Video Converter

Q: How do you store my files?

We do not store any processed images.

Q: Is this tool free to use?

Yes, this converter is completely free.

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| convert [video.m4v] —> [output.swf]

[+] Convert M4V to SWF

[+] Drop M4V video here or click to select M4V

Output format

SWF (Sorenson Spark / MP3)

No transcoding (remux only)[i]

Mode[i]

Simple Advanced

Quality[i]

Resolution[i]

[+] Donate

[?] FAQ

How do I convert M4V to SWF?

Drop your M4V file onto this page, choose quality and codec settings, then click Convert. The result downloads as SWF instantly. All processing runs in your browser.

Is M4V to SWF conversion free?

Yes, this converter is completely free with no limits on file size or number of conversions.

What codec is used for SWF?

The default codec for SWF is Sorenson Spark / MP3. You can change the video and audio codec in Advanced mode.

How do you store my files?

We do not store any processed videos. All conversion happens entirely in your browser using FFmpeg WASM.

Photo Converter